/Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraParameterStore.h
Changes the type of the passed parameter.
virtual void ChangeParameterType ( const [FNiagaraVariableBase](API\Plugins\Niagara\FNiagaraVariableBase) & Param, const [FNiagaraTypeDefinition](API\Plugins\Niagara\FNiagaraTypeDefinition) & NewType )